Definition of ratio in English:

ratio

noun

  • 1The quantitative relation between two amounts showing the number of times one value contains or is contained within the other.

    ‘the ratio of men's jobs to women's is 8 to 1’
    • ‘A ratio higher than 1 in a product group is connected with a comparative advantage.’
    • ‘Twenty repeated scans were averaged to improve the signal-to-noise ratio in each recorded image.’
    • ‘The total chlorophyll/carotenoid molar ratio greatly decreased.’
    • ‘In addition, nitrogen metabolism increases the molar ratio of amino nitrogen released to filial tissues.’
    • ‘Multivariate logistic regression analysis was used to calculate the adjusted odds ratio of failure rates.’
    • ‘The ratio varied in the range of 0 to 5.’
    • ‘The simplest model assumes the same ratio for all branches in a phylogeny.’
    • ‘The bank's capital adequacy ratio remained at 11.72 per cent.’
    • ‘We have reported all standardised mortality ratios as ratios rather than percentages.’
    • ‘We therefore estimated standardised hazard ratios.’
    • ‘The control cross (uninfected male x uninfected female) yielded normal family sizes and female-biased sex ratios.’
    • ‘We next estimated the likelihood of the data under a unique ratio among all lineages.’
    • ‘Adjusted odds ratios were calculated by logistic regression, whereas adjusted risk ratios were calculated by generalized linear modeling.’
    • ‘In contrast, the Argentine central bank's reserve ratio ranged between 193 percent and 82 percent in 2001.’
    • ‘Higher male mortality leads to decreasing male-female sex ratios as the population segment gets older.’
    • ‘Aspect ratio is the ratio between the width of the tire and the height of its side wall.’
    • ‘At MIT you learn about things like bandwidth, power, and signal-to-noise ratios.’
    • ‘The banks' non-performing loan ratio reached a record high of 8.09 percent in April 2002.’
    • ‘It is easier to see what is happening if we plot the ratios on a graph.’
    • ‘Measuring the isotopic ratios on Mars will provide clues about possible biological activity.’
    • ‘We estimated hazard ratios by using Cox regression with age as the time metric.’
    proportion, comparative extent, comparative number, quantitative relation, correlation, relationship, correspondence, balance
    View synonyms
    1. 1.1 The relative value of silver and gold in a bimetallic system of currency.

Origin

Mid 17th century: from Latin, literally ‘reckoning’, from rat- ‘reckoned’, from the verb reri.

Pronunciation

ratio

/ˈrāSHēˌō//ˈreɪʃiˌoʊ/